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Learning C# 7 By Developing Games with Unity 2017

You're reading from   Learning C# 7 By Developing Games with Unity 2017 Learn C# Programming by building fun and interactive games with Unity

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Product type Paperback
Published in Dec 2017
Publisher Packt
ISBN-13 9781788478922
Length 290 pages
Edition 3rd Edition
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Author (1):
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Micael DaGraça Micael DaGraça
Author Profile Icon Micael DaGraça
Micael DaGraça
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Table of Contents (16) Chapters Close

Preface 1. Discovering Your Hidden Scripting Skills and Getting Your Environment Ready FREE CHAPTER 2. Introducing the Building Blocks for Unity Scripts 3. Getting into the Details of Variables 4. Getting into the Details of Methods 5. Lists, Arrays, and Dictionaries 6. Loops 7. Object, a Container with Variables and Methods 8. Let's Make a Game! – from Idea to Development 9. Starting Your First Game 10. Writing GameManager 11. The Game Level 12. The User Interface 13. Collectables 14. Enemies 15. Audio, 3D Games, and Export

Singleton class


By implementing the singleton pattern for GameManager, we can easily access it from anywhere using one single point of access. You probably feel really confused about this now. A simple example will help you get your head around it.

"In software engineering, the singleton pattern is a design pattern that restricts the instantiation of a class to one object. This is useful when exactly one object is needed to coordinate actions across the system."

– Wikipedia

Let's add the following code to the GameManager class. Declare a new public static variable. This code should be written right next to other public variables:

public static GameManager instance; 

Then, add an Awake method with the following line:

void Awake() { 
  instance = this; 
} 

That's it! This is all the code you need for a simple access to the GameManager instance from anywhere in your code. It is important to remember that only one instance of this component can be present in the whole Unity Scene. To access any of...

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